28054936

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 65620800

約数和(自身を除く): 37565864

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 89, 91, 104, 178, 182, 356, 364, 433, 623, 712, 728, 866, 1157, 1246, 1732, 2314, 2492, 3031, 3464, 4628, 4984, 5629, 6062, 8099, 9256, 11258, 12124, 16198, 22516, 24248, 32396, 38537, 39403, 45032, 64792, 77074, 78806, 154148, 157612, 269759, 308296, 315224, 500981, 539518, 1001962, 1079036, 2003924, 2158072, 3506867, 4007848, 7013734, 14027468, 28054936]

約数ペア:

[(1, 28054936), (2, 14027468), (4, 7013734), (7, 4007848), (8, 3506867), (13, 2158072), (14, 2003924), (26, 1079036), (28, 1001962), (52, 539518), (56, 500981), (89, 315224), (91, 308296), (104, 269759), (178, 157612), (182, 154148), (356, 78806), (364, 77074), (433, 64792), (623, 45032), (712, 39403), (728, 38537), (866, 32396), (1157, 24248), (1246, 22516), (1732, 16198), (2314, 12124), (2492, 11258), (3031, 9256), (3464, 8099), (4628, 6062), (4984, 5629)]